Former tow truck driver doubled his fortune in past year thanks to slew of deals. His Rank Group bought Swiss packager SIG for $2.3 billion in April 2007; North Carolina's Blue Ridge Paper Products in June and Alcoa's packaging division in December. Rank is now world's second-biggest producer of drink cartons. Exited food industry in October 2007 when it sold stake in Australia's Goodman Fielder.